Question

An air bubble rises from the bottom of a deep lake. The radius of the air bubble near the surface is r. Its radius was (Atmospheric pressure = 10 m of
water and assume temperature is constant)
(A) 1/2 at depth 30 m
(B) 1/2 at depth 70 m
(C) //3 at depth 140 m
(D) //3 is depth 160 m​

Answer 1

Answer:

just use the formula PV = net mate..here PV should be constant...if p decrease then v increases keep that in mind..hope this helps u maye